Inventor · disambiguated record
Louis S. Glesser
Also filed as: GLESSER LOUIS · GLESSER LOUIS S · GLESSER LOUIS SAL
59 granted patents·4 pending applications·2,274 citations·filing 1977–2023
99Inventor score
Top patents by PatentIndex Score
63 records- 0199US5379492ASpring clipFiled 1993·Granted Jan 10, 1995·256 cites·5 claims
- 0299USD333251SKnife handleGLESSER LOUIS·Filed 1990·Granted Feb 16, 1993·119 cites·1 claims
- 0399US4347665APocket knifeGLESSER LOUIS S·Filed 1981·Granted Sep 7, 1982·218 cites·5 claims
- 0498USD389389SFolding knifeSPYDERCO INC·Filed 1996·Granted Jan 20, 1998·82 cites·1 claims
- 0597USD388150SS shaped throwing knifeSPYDERCO INC·Filed 1996·Granted Dec 23, 1997·72 cites·1 claims
- 0697USD344006SKnifeGLESSER LOUIS S·Filed 1992·Granted Feb 8, 1994·67 cites·1 claims
- 0796US4776094ASnap shackle utility knifeGLESSER LOUIS·Filed 1987·Granted Oct 11, 1988·108 cites·10 claims
- 0895USD442461SKnife handleSPYDERCO INC·Filed 2000·Granted May 22, 2001·63 cites·1 claims
- 0995US4070011AArticulated toolGLESSER LOUIS S·Filed 1977·Granted Jan 24, 1978·69 cites·3 claims
- 1094US9943970B2Rotational wedge locking mechanism for a folding knifeSPYDERCO INC·Filed 2014·Granted Apr 17, 2018·38 cites·20 claims
- 1193USD461387SFolding knifeSPYDERCO INC·Filed 2001·Granted Aug 13, 2002·53 cites·1 claims
- 1292US6751868B2Folding knife with a substantially spherical locking mechanismSPYDERCO INC·Filed 2002·Granted Jun 22, 2004·73 cites·26 claims
- 1391US8147159B2Writing instrument with rotatable handlesGLESSER LOUIS S·Filed 2007·Granted Apr 3, 2012·15 cites·19 claims
- 1491USD464551SCutting toolSPYDERCO INC·Filed 2001·Granted Oct 22, 2002·42 cites·1 claims
- 1591US4231194ABlade sharpenerGLESSER LOUIS S·Filed 1979·Granted Nov 4, 1980·48 cites·6 claims
- 1689USD436014SFolding knife with two adjacent bladesSPYDERCO INC·Filed 1999·Granted Jan 9, 2001·34 cites·1 claims
- 1789USD421378SKnife handleSPYDERCO INC·Filed 1998·Granted Mar 7, 2000·34 cites·1 claims
- 1889USD402524SFolding knifeSPYDERCO INC·Filed 1997·Granted Dec 15, 1998·34 cites·1 claims
- 1988USD402178SFolding knife handleSPYDERCO INC·Filed 1997·Granted Dec 8, 1998·33 cites·1 claims
- 2087USD411790SFolding knife with a diamond shaped thumb apertureSPYDERCO INC·Filed 1997·Granted Jul 6, 1999·31 cites·1 claims
- 2187USD337253SCeramic blade and hook sharpenerGLESSER LOUIS·Filed 1991·Granted Jul 13, 1993·28 cites·1 claims
- 2286USD581240SFolding knife with an external opening mechanismSPYDERCO INC·Filed 2007·Granted Nov 25, 2008·44 cites·1 claims
- 2385US8393069B2Writing instrument with rotatable handles and method for making the sameGLESSER LOUIS S·Filed 2008·Granted Mar 12, 2013·9 cites·10 claims
- 2485US6918184B2Folding knife lock with integral stop pinSPYDERCO INC·Filed 2002·Granted Jul 19, 2005·45 cites·20 claims
- 2585USD391465SKnifeSPYDERCO INC·Filed 1996·Granted Mar 3, 1998·28 cites·1 claims
- 2684USD349837SKnife bladeGLESSER LOUIS·Filed 1992·Granted Aug 23, 1994·24 cites·1 claims
- 2783USD944055SFixed blade knifeSPYDERCO INC·Filed 2021·Granted Feb 22, 2022·7 cites·1 claims
- 2883US6553672B2Folding knife with compression locking mechanismSPYDERCO INC·Filed 2001·Granted Apr 29, 2003·49 cites·21 claims
- 2983US5628117AKnife with remote release shackleFiled 1995·Granted May 13, 1997·73 cites·18 claims
- 3082USD919379SFixed blade knifeSPYDERCO INC·Filed 2020·Granted May 18, 2021·7 cites·1 claims
- 3182USD411431SFolding knife handleSPYDERCO INC·Filed 1997·Granted Jun 22, 1999·24 cites·1 claims
- 3280USD442460SFolding knifeSPYDERCO INC·Filed 2000·Granted May 22, 2001·24 cites·1 claims
- 3379US5704129AKnife with reversible clipSPYDERCO INC·Filed 1996·Granted Jan 6, 1998·63 cites·12 claims
- 3478US5689890AGrip surfaceSPYDERCO INC·Filed 1996·Granted Nov 25, 1997·51 cites·24 claims
- 3576USD333081SKnife sharpenerGLESSER LOUIS S·Filed 1990·Granted Feb 9, 1993·17 cites·1 claims
- 3675USD890578SFixed blade knifeSPYDERCO INC·Filed 2018·Granted Jul 21, 2020·12 cites·1 claims
- 3772US5983506AKnife gripping surfaceSPYDERCO INC·Filed 1997·Granted Nov 16, 1999·39 cites·11 claims
- 3872USD386664SKnife gripSPYDERCO INC·Filed 1996·Granted Nov 25, 1997·16 cites·1 claims
- 3972USD353988SStand for knife sharpening stonesGLESSER LOUIS·Filed 1993·Granted Jan 3, 1995·15 cites·1 claims
- 4068US5799400AFolding knife with aperture to receive a lanyardSPYDERCO INC·Filed 1997·Granted Sep 1, 1998·40 cites·17 claims
- 4167US6205667B1Knife with a non-rotating retractable bladeSPYDERCO INC·Filed 1999·Granted Mar 27, 2001·38 cites·24 claims
- 4266USD429138SDual bladed folding knife with thumb studsSPYDERCO INC·Filed 1999·Granted Aug 8, 2000·13 cites·1 claims
- 4365US5580019ARetrofitable gas cap holdersFiled 1995·Granted Dec 3, 1996·32 cites·20 claims
- 4465US4640058APortable blade sharpenerGLESSER LOUIS S·Filed 1985·Granted Feb 3, 1987·21 cites·1 claims
- 4564USD427500SSupport base for holding sharpening stonesSPYDERCO INC·Filed 1999·Granted Jul 4, 2000·12 cites·1 claims
- 4664USD403567SPuncture resistant knife bladeSPYDERCO INC·Filed 1997·Granted Jan 5, 1999·12 cites·1 claims
- 4764US2023302607A1Tool sharpening apparatus with variable edge angle controlSPYDERCO INC·Filed 2023·Application pending·0 cites
- 4859USD402177SClip for a folding knifeSPYDERCO INC·Filed 1997·Granted Dec 8, 1998·10 cites·1 claims
- 4957US12318953B2Knife with integral sealed power sourceSPYDERCO INC·Filed 2021·Granted Jun 3, 2025·0 cites·5 claims
- 5053US6161371ASelf-attaching ropeSPYDERCO INC·Filed 1999·Granted Dec 19, 2000·7 cites·13 claims
Showing the top 50 of 63 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →